US2163377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vulcanizing equipment
Assignee: Shaler Co
•
Filing: 1935-09-18
•
Granted: 1939-06-20
•
Expires: 1955-09-18
Abstract
No abstract record available.
Inventors
- 👤 Harold H Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:53
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5344; B29C65/00; B29C65/02; B29C65/022; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/13; B29C66/131; B29C66/532; B29C66/80; B29C66/82; B29C66/822; B29C66/8221; B29C66/8223; B29C66/83; B29C66/832; B29C66/8322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-06-19 | 1942-12-19 | 1943-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-06-19 | 1946-12-19 | 1947-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-06-19 | 1950-12-19 | 1951-06-20 | $7700.00 | Window Closed / Lapsed |